Implement ParentEffect.

src/core/Animators/transformanimator.cpp

@@ -159,19 +159,9 @@ SkPoint BasicTransformAnimator::mapFromParent(const SkPoint &parentRelPos) const
     return toSkPoint(mapFromParent(toQPointF(parentRelPos)));
 }
 
-QMatrix BasicTransformAnimator::getCurrentTransform() const {
-    QMatrix matrix;
-    matrix.translate(mPosAnimator->getEffectiveXValue(),
-                     mPosAnimator->getEffectiveYValue());
-
-    matrix.rotate(mRotAnimator->getEffectiveValue());
-    matrix.scale(mScaleAnimator->getEffectiveXValue(),
-                 mScaleAnimator->getEffectiveYValue());
-    return matrix;
-}
-
 QMatrix BasicTransformAnimator::getRelativeTransformAtFrame(
-        const qreal relFrame) const {
+        const qreal relFrame, QMatrix* postTransform) const {
+    Q_UNUSED(postTransform)
     QMatrix matrix;
     matrix.translate(mPosAnimator->getEffectiveXValue(relFrame),
                      mPosAnimator->getEffectiveYValue(relFrame));
@@ -183,10 +173,10 @@ QMatrix BasicTransformAnimator::getRelativeTransformAtFrame(
 }
 
 void BasicTransformAnimator::moveByAbs(const QPointF &absTrans) {
-    if(!mParentTransform) return;
     const auto savedRelPos = mPosAnimator->getSavedValue();
-    const auto savedAbsPos = mParentTransform->mapRelPosToAbs(savedRelPos);
-    const auto relPos = mParentTransform->mapAbsPosToRel(savedAbsPos + absTrans);
+    const auto transform = mPostTransform*mInheritedTransform;
+    const auto savedAbsPos = transform.map(savedRelPos);
+    const auto relPos = transform.inverted().map(savedAbsPos + absTrans);
     setRelativePos(relPos);
 }
 
@@ -207,7 +197,8 @@ void BasicTransformAnimator::rotateRelativeToSavedValue(const qreal rotRel,
 }
 
 void BasicTransformAnimator::updateRelativeTransform(const UpdateReason reason) {
-    mRelTransform = getCurrentTransform();
+    mRelTransform = getRelativeTransformAtFrame(anim_getCurrentRelFrame(),
+                                                &mPostTransform);
     updateTotalTransform(reason);
 }
 
@@ -271,19 +262,6 @@ void BasicTransformAnimator::scaleRelativeToSavedValue(const qreal sx,
     mPosAnimator->setBaseValue(QPointF(matrix.dx(), matrix.dy()));
 }
 
-QMatrix BasicTransformAnimator::getParentTotalTransformAtRelFrame(
-        const qreal relFrame) {
-    if(mParentTransform.data() == nullptr) {
-        return QMatrix();
-    } else {
-        const qreal absFrame = prp_relFrameToAbsFrameF(relFrame);
-        const qreal parentRelFrame =
-                mParentTransform->prp_absFrameToRelFrameF(absFrame);
-        return mParentTransform->
-                getTotalTransformAtFrame(parentRelFrame);
-    }
-}
-
 QPointFAnimator *BasicTransformAnimator::getPosAnimator() const {
     return mPosAnimator.get();
 }
@@ -506,45 +484,14 @@ QMatrix valuesToMatrix(const qreal pivotX, const qreal pivotY,
     return matrix;
 }
 
-QMatrix AdvancedTransformAnimator::getCurrentTransform() const {
-    qreal pivotX = mPivotAnimator->getEffectiveXValue();
-    qreal pivotY = mPivotAnimator->getEffectiveYValue();
-
-    qreal posX = mPosAnimator->getEffectiveXValue();
-    qreal posY = mPosAnimator->getEffectiveYValue();
-
-    qreal rot = mRotAnimator->getEffectiveValue();
-
-    qreal scaleX = mScaleAnimator->getEffectiveXValue();
-    qreal scaleY = mScaleAnimator->getEffectiveYValue();
-
-    qreal shearX = mShearAnimator->getEffectiveXValue();
-    qreal shearY = mShearAnimator->getEffectiveYValue();
-
-
-    applyTransformEffects(anim_getCurrentRelFrame(),
-                          pivotX, pivotY,
-                          posX, posY,
-                          rot,
-                          scaleX, scaleY,
-                          shearX, shearY);
-
-    QMatrix matrix = valuesToMatrix(pivotX, pivotY,
-                                    posX, posY,
-                                    rot,
-                                    scaleX, scaleY,
-                                    shearX, shearY);
-
-    return matrix;
-}
-
 void AdvancedTransformAnimator::applyTransformEffects(
         const qreal relFrame,
         qreal& pivotX, qreal& pivotY,
         qreal& posX, qreal& posY,
         qreal& rot,
         qreal& scaleX, qreal& scaleY,
-        qreal& shearX, qreal& shearY) const {
+        qreal& shearX, qreal& shearY,
+        QMatrix& postTransform) const {
     const auto parent = getFirstAncestor<BoundingBox>();
     if(!parent) return;
     parent->applyTransformEffects(relFrame,
@@ -552,7 +499,8 @@ void AdvancedTransformAnimator::applyTransformEffects(
                                   posX, posY,
                                   rot,
                                   scaleX, scaleY,
-                                  shearX, shearY);
+                                  shearX, shearY,
+                                  postTransform);
 }
 
 void AdvancedTransformAnimator::setValues(const TransformValues &values) {
@@ -578,12 +526,6 @@ QMatrix AdvancedTransformAnimator::getRotScaleShearTransform() {
     qreal shearX = mShearAnimator->getEffectiveXValue();
     qreal shearY = mShearAnimator->getEffectiveYValue();
 
-    applyTransformEffects(anim_getCurrentRelFrame(),
-                          pivotX, pivotY,
-                          posX, posY,
-                          rot,
-                          scaleX, scaleY,
-                          shearX, shearY);
 
     QMatrix matrix = valuesToMatrix(pivotX, pivotY,
                                     posX, posY,
@@ -594,7 +536,8 @@ QMatrix AdvancedTransformAnimator::getRotScaleShearTransform() {
     return matrix;
 }
 
-QMatrix AdvancedTransformAnimator::getRelativeTransformAtFrame(const qreal relFrame) const {
+QMatrix AdvancedTransformAnimator::getRelativeTransformAtFrame(
+        const qreal relFrame, QMatrix* postTransform) const {
     qreal pivotX = mPivotAnimator->getEffectiveXValue(relFrame);
     qreal pivotY = mPivotAnimator->getEffectiveYValue(relFrame);
 
@@ -609,20 +552,24 @@ QMatrix AdvancedTransformAnimator::getRelativeTransformAtFrame(const qreal relFr
     qreal shearX = mShearAnimator->getEffectiveXValue(relFrame);
     qreal shearY = mShearAnimator->getEffectiveYValue(relFrame);
 
-    applyTransformEffects(anim_getCurrentRelFrame(),
+    QMatrix postTransformT;
+
+    applyTransformEffects(relFrame,
                           pivotX, pivotY,
                           posX, posY,
                           rot,
                           scaleX, scaleY,
-                          shearX, shearY);
+                          shearX, shearY,
+                          postTransformT);
+    if(postTransform) *postTransform = postTransformT;
 
-    QMatrix matrix = valuesToMatrix(pivotX, pivotY,
+    const auto matrix = valuesToMatrix(pivotX, pivotY,
                                        posX, posY,
                                        rot,
                                        scaleX, scaleY,
                                        shearX, shearY);
 
-    return matrix;
+    return matrix*postTransformT;
 }
 
 BoxTransformAnimator::BoxTransformAnimator() {

src/core/Animators/transformanimator.h

@@ -34,8 +34,8 @@ protected:
     BasicTransformAnimator();
 public:
     virtual void reset();
-    virtual QMatrix getCurrentTransform() const;
-    virtual QMatrix getRelativeTransformAtFrame(const qreal relFrame) const;
+    virtual QMatrix getRelativeTransformAtFrame(
+            const qreal relFrame, QMatrix* postTransform = nullptr) const;
     virtual QMatrix getInheritedTransformAtFrame(const qreal relFrame) const;
     virtual QMatrix getTotalTransformAtFrame(const qreal relFrame) const;
 
@@ -92,8 +92,6 @@ public:
 
     void setParentTransformAnimator(BasicTransformAnimator *parent);
 
-    QMatrix getParentTotalTransformAtRelFrame(const qreal relFrame);
-
     QPointFAnimator *getPosAnimator() const;
     QPointFAnimator *getScaleAnimator() const;
     QrealAnimator *getRotAnimator() const;
@@ -103,6 +101,7 @@ protected:
     QList<qsptr<BasicTransformAnimator>> mChildBoxes;
 
     QMatrix mRelTransform;
+    QMatrix mPostTransform;
     QMatrix mInheritedTransform;
     QMatrix mTotalTransform;
 
@@ -124,15 +123,16 @@ protected:
     AdvancedTransformAnimator();
 public:
     void reset();
-    QMatrix getRelativeTransformAtFrame(const qreal relFrame) const;
-    QMatrix getCurrentTransform() const;
+    QMatrix getRelativeTransformAtFrame(
+            const qreal relFrame, QMatrix* postTransform = nullptr) const;
 
     void applyTransformEffects(const qreal relFrame,
                                qreal& pivotX, qreal& pivotY,
                                qreal& posX, qreal& posY,
                                qreal& rot,
                                qreal& scaleX, qreal& scaleY,
-                               qreal& shearX, qreal& shearY) const;
+                               qreal& shearX, qreal& shearY,
+                               QMatrix& postTransform) const;
 
     void setValues(const TransformValues& values);
 

src/core/Boxes/boundingbox.cpp

@@ -310,14 +310,15 @@ void BoundingBox::applyTransformEffects(
         qreal& posX, qreal& posY,
         qreal& rot,
         qreal& scaleX, qreal& scaleY,
-        qreal& shearX, qreal& shearY) {
+        qreal& shearX, qreal& shearY,
+        QMatrix& postTransform) {
     mTransformEffectCollection->applyEffects(relFrame,
                                              pivotX, pivotY,
                                              posX, posY,
                                              rot,
                                              scaleX, scaleY,
                                              shearX, shearY,
-                                             this);
+                                             postTransform, this);
 }
 
 bool BoundingBox::hasTransformEffects() const {

src/core/Boxes/boundingbox.h

@@ -413,7 +413,8 @@ public:
                                qreal& posX, qreal& posY,
                                qreal& rot,
                                qreal& scaleX, qreal& scaleY,
-                               qreal& shearX, qreal& shearY);
+                               qreal& shearX, qreal& shearY,
+                               QMatrix& postTransform);
 
     bool hasTransformEffects() const;
 

src/core/TransformEffects/followobjecteffect.cpp

@@ -0,0 +1,57 @@
+// enve - 2D animations software
+// Copyright (C) 2016-2020 Maurycy Liebner
+
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+#include "followobjecteffect.h"
+
+#include "Boxes/boundingbox.h"
+#include "Animators/transformanimator.h"
+#include "Animators/qrealanimator.h"
+
+FollowObjectEffect::FollowObjectEffect() :
+    FollowObjectEffectBase("follow object",
+                           TransformEffectType::followObject) {}
+
+void FollowObjectEffect::applyEffect(const qreal relFrame,
+        qreal& pivotX, qreal& pivotY,
+        qreal& posX, qreal& posY,
+        qreal& rot,
+        qreal& scaleX, qreal& scaleY,
+        qreal& shearX, qreal& shearY,
+        QMatrix& postTransform,
+        BoundingBox* const parent) {
+    Q_UNUSED(pivotX)
+    Q_UNUSED(pivotY)
+    Q_UNUSED(shearX)
+    Q_UNUSED(shearY)
+    Q_UNUSED(postTransform)
+
+    if(!isVisible()) return;
+
+    if(!parent) return;
+    const auto target = targetProperty()->getTarget();
+    if(!target) return;
+    const qreal absFrame = prp_relFrameToAbsFrameF(relFrame);
+    const qreal targetRelFrame = target->prp_absFrameToRelFrameF(absFrame);
+
+    const auto parentTransform = parent->getInheritedTransformAtFrame(relFrame);
+    const auto targetTransform = target->getTotalTransformAtFrame(targetRelFrame);
+    const auto transform = targetTransform*parentTransform.inverted();
+
+    applyEffectWithTransform(relFrame, pivotX, pivotY,
+                             posX, posY, rot,
+                             scaleX, scaleY, shearX, shearY,
+                             parent, transform);
+}

src/core/TransformEffects/followobjecteffect.h

@@ -14,16 +14,14 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-#ifndef FOLLOWOBJECTTRANSFORMEFFECT_H
-#define FOLLOWOBJECTTRANSFORMEFFECT_H
+#ifndef FOLLOWOBJECTEFFECT_H
+#define FOLLOWOBJECTEFFECT_H
 
-#include "targettransformeffect.h"
+#include "followobjecteffectbase.h"
 
-#include "Animators/qpointfanimator.h"
-
-class FollowObjectTransformEffect : public TargetTransformEffect {
+class FollowObjectEffect : public FollowObjectEffectBase {
 public:
-    FollowObjectTransformEffect();
+    FollowObjectEffect();
 
     void applyEffect(const qreal relFrame,
                      qreal &pivotX, qreal &pivotY,
@@ -31,16 +29,8 @@ public:
                      qreal &rot,
                      qreal &scaleX, qreal &scaleY,
                      qreal &shearX, qreal &shearY,
+                     QMatrix& postTransform,
                      BoundingBox* const parent) override;
-private:
-    void setRotScaleAfterTargetChange(
-                BoundingBox* const oldTarget,
-                BoundingBox* const newTarget) override;
-
-
-    qsptr<QPointFAnimator> mPosInfluence;
-    qsptr<QPointFAnimator> mScaleInfluence;
-    qsptr<QrealAnimator> mRotInfluence;
 };
 
-#endif // FOLLOWOBJECTTRANSFORMEFFECT_H
+#endif // FOLLOWOBJECTEFFECT_H

src/core/TransformEffects/followobjecteffectbase.cpp

@@ -14,15 +14,15 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-#include "followobjectrelativetransformeffect.h"
+#include "followobjecteffectbase.h"
 
 #include "Boxes/boundingbox.h"
 #include "Animators/transformanimator.h"
 #include "Animators/qrealanimator.h"
 
-FollowObjectRelativeTransformEffect::FollowObjectRelativeTransformEffect() :
-    TargetTransformEffect("follow object relative",
-                          TransformEffectType::followObjectRelative) {
+FollowObjectEffectBase::FollowObjectEffectBase(
+        const QString& name, const TransformEffectType type) :
+    TargetTransformEffect(name, type) {
     mPosInfluence = enve::make_shared<QPointFAnimator>(
                         QPointF{1., 1.}, QPointF{-10., -10.},
                         QPointF{10., 10.}, QPointF{0.01, 0.01},
@@ -39,7 +39,55 @@ FollowObjectRelativeTransformEffect::FollowObjectRelativeTransformEffect() :
     ca_addChild(mRotInfluence);
 }
 
-void FollowObjectRelativeTransformEffect::setRotScaleAfterTargetChange(
+void FollowObjectEffectBase::applyEffectWithTransform(
+        const qreal relFrame,
+        qreal& pivotX, qreal& pivotY,
+        qreal& posX, qreal& posY, qreal& rot,
+        qreal& scaleX, qreal& scaleY,
+        qreal& shearX, qreal& shearY,
+        BoundingBox* const parent,
+        const QMatrix& transform) {
+    Q_UNUSED(pivotX);
+    Q_UNUSED(pivotY);
+    Q_UNUSED(shearX);
+    Q_UNUSED(shearY);
+
+    if(!isVisible()) return;
+
+    if(!parent) return;
+    const auto target = targetProperty()->getTarget();
+    if(!target) return;
+    const auto targetTransformAnimator = target->getTransformAnimator();
+
+    const qreal absFrame = prp_relFrameToAbsFrameF(relFrame);
+    const qreal targetRelFrame = target->prp_absFrameToRelFrameF(absFrame);
+
+    const auto relPivot = target->getPivotRelPos(targetRelFrame);
+    const auto p1 = relPivot*transform;
+
+    const auto rotAnim = targetTransformAnimator->getRotAnimator();
+    const qreal targetRot = rotAnim->getEffectiveValue(targetRelFrame);
+
+    const auto scaleAnim = targetTransformAnimator->getScaleAnimator();
+    const qreal xScale = scaleAnim->getEffectiveXValue(targetRelFrame);
+    const qreal yScale = scaleAnim->getEffectiveYValue(targetRelFrame);
+
+    const qreal posXInfl = mPosInfluence->getEffectiveXValue(relFrame);
+    const qreal posYInfl = mPosInfluence->getEffectiveYValue(relFrame);
+    const qreal scaleXInfl = mScaleInfluence->getEffectiveXValue(relFrame);
+    const qreal scaleYInfl = mScaleInfluence->getEffectiveYValue(relFrame);
+    const qreal rotInfl = mRotInfluence->getEffectiveValue(relFrame);
+
+    posX += p1.x()*posXInfl;
+    posY += p1.y()*posYInfl;
+
+    scaleX *= 1 + (xScale - 1)*scaleXInfl;
+    scaleY *= 1 + (yScale - 1)*scaleYInfl;
+
+    rot += targetRot*rotInfl;
+}
+
+void FollowObjectEffectBase::setRotScaleAfterTargetChange(
         BoundingBox* const oldTarget, BoundingBox* const newTarget) {
     const auto parent = getFirstAncestor<BoundingBox>();
     if(!parent) return;
@@ -84,53 +132,3 @@ void FollowObjectRelativeTransformEffect::setRotScaleAfterTargetChange(
     parent->startScaleTransform();
     parent->scale(scaleX, scaleY);
 }
-
-void FollowObjectRelativeTransformEffect::applyEffect(
-        const qreal relFrame,
-        qreal& pivotX, qreal& pivotY,
-        qreal& posX, qreal& posY,
-        qreal& rot,
-        qreal& scaleX, qreal& scaleY,
-        qreal& shearX, qreal& shearY,
-        BoundingBox* const parent) {
-    Q_UNUSED(pivotX);
-    Q_UNUSED(pivotY);
-    Q_UNUSED(shearX);
-    Q_UNUSED(shearY);
-
-    if(!isVisible()) return;
-
-    if(!parent) return;
-    const auto target = targetProperty()->getTarget();
-    if(!target) return;
-    const auto targetTransformAnimator = target->getTransformAnimator();
-
-    const qreal absFrame = prp_relFrameToAbsFrameF(relFrame);
-    const qreal targetRelFrame = target->prp_absFrameToRelFrameF(absFrame);
-
-    const auto targetTransform = target->getTotalTransformAtFrame(targetRelFrame);
-
-    const auto relPivot = target->getPivotRelPos(targetRelFrame);
-    const auto p1 = relPivot*targetTransform;
-
-    const auto rotAnim = targetTransformAnimator->getRotAnimator();
-    const qreal targetRot = rotAnim->getEffectiveValue(targetRelFrame);
-
-    const auto scaleAnim = targetTransformAnimator->getScaleAnimator();
-    const qreal xScale = scaleAnim->getEffectiveXValue(targetRelFrame);
-    const qreal yScale = scaleAnim->getEffectiveYValue(targetRelFrame);
-
-    const qreal posXInfl = mPosInfluence->getEffectiveXValue(relFrame);
-    const qreal posYInfl = mPosInfluence->getEffectiveYValue(relFrame);
-    const qreal scaleXInfl = mScaleInfluence->getEffectiveXValue(relFrame);
-    const qreal scaleYInfl = mScaleInfluence->getEffectiveYValue(relFrame);
-    const qreal rotInfl = mRotInfluence->getEffectiveValue(relFrame);
-
-    posX += p1.x()*posXInfl;
-    posY += p1.y()*posYInfl;
-
-    scaleX *= 1 + (xScale - 1)*scaleXInfl;
-    scaleY *= 1 + (yScale - 1)*scaleYInfl;
-
-    rot += targetRot*rotInfl;
-}

src/core/TransformEffects/followobjecteffectbase.h

@@ -0,0 +1,49 @@
+// enve - 2D animations software
+// Copyright (C) 2016-2020 Maurycy Liebner
+
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef FOLLOWOBJECTEFFECTBASE_H
+#define FOLLOWOBJECTEFFECTBASE_H
+
+#include "targettransformeffect.h"
+
+#include "Animators/qpointfanimator.h"
+
+class FollowObjectEffectBase : public TargetTransformEffect {
+public:
+    FollowObjectEffectBase(const QString& name,
+                           const TransformEffectType type);
+
+protected:
+    void applyEffectWithTransform(
+            const qreal relFrame,
+            qreal &pivotX, qreal &pivotY,
+            qreal &posX, qreal &posY,
+            qreal &rot,
+            qreal &scaleX, qreal &scaleY,
+            qreal &shearX, qreal &shearY,
+            BoundingBox* const parent,
+            const QMatrix& transform);
+protected:
+    void setRotScaleAfterTargetChange(
+                BoundingBox* const oldTarget,
+                BoundingBox* const newTarget) override;
+
+    qsptr<QPointFAnimator> mPosInfluence;
+    qsptr<QPointFAnimator> mScaleInfluence;
+    qsptr<QrealAnimator> mRotInfluence;
+};
+
+#endif // FOLLOWOBJECTEFFECTBASE_H

src/core/TransformEffects/followobjectrelativeeffect.cpp

@@ -0,0 +1,58 @@
+// enve - 2D animations software
+// Copyright (C) 2016-2020 Maurycy Liebner
+
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+#include "followobjectrelativeeffect.h"
+
+#include "Boxes/boundingbox.h"
+#include "Animators/transformanimator.h"
+#include "Animators/qrealanimator.h"
+
+FollowObjectRelativeEffect::FollowObjectRelativeEffect() :
+    FollowObjectEffectBase("follow object relative",
+                          TransformEffectType::followObjectRelative) {
+}
+
+void FollowObjectRelativeEffect::applyEffect(
+        const qreal relFrame,
+        qreal& pivotX, qreal& pivotY,
+        qreal& posX, qreal& posY,
+        qreal& rot,
+        qreal& scaleX, qreal& scaleY,
+        qreal& shearX, qreal& shearY,
+        QMatrix& postTransform,
+        BoundingBox* const parent) {
+    Q_UNUSED(pivotX)
+    Q_UNUSED(pivotY)
+    Q_UNUSED(shearX)
+    Q_UNUSED(shearY)
+    Q_UNUSED(postTransform)
+
+    if(!isVisible()) return;
+
+    if(!parent) return;
+    const auto target = targetProperty()->getTarget();
+    if(!target) return;
+
+    const qreal absFrame = prp_relFrameToAbsFrameF(relFrame);
+    const qreal targetRelFrame = target->prp_absFrameToRelFrameF(absFrame);
+
+    const auto targetTransform = target->getTotalTransformAtFrame(targetRelFrame);
+
+    applyEffectWithTransform(relFrame, pivotX, pivotY,
+                             posX, posY, rot,
+                             scaleX, scaleY, shearX, shearY,
+                             parent, targetTransform);
+}

src/core/TransformEffects/followobjectrelativeeffect.h

@@ -14,16 +14,15 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-#ifndef FOLLOWOBJECTRELATIVETRANSFORMEFFECT_H
-#define FOLLOWOBJECTRELATIVETRANSFORMEFFECT_H
+#ifndef FOLLOWOBJECTRELATIVEEFFECT_H
+#define FOLLOWOBJECTRELATIVEEFFECT_H
 
-#include "targettransformeffect.h"
+#include "followobjecteffectbase.h"
 
-#include "Animators/qpointfanimator.h"
-
-class FollowObjectRelativeTransformEffect : public TargetTransformEffect {
+class FollowObjectRelativeEffect :
+        public FollowObjectEffectBase {
 public:
-    FollowObjectRelativeTransformEffect();
+    FollowObjectRelativeEffect();
 
     void applyEffect(const qreal relFrame,
                      qreal &pivotX, qreal &pivotY,
@@ -31,16 +30,8 @@ public:
                      qreal &rot,
                      qreal &scaleX, qreal &scaleY,
                      qreal &shearX, qreal &shearY,
+                     QMatrix& postTransform,
                      BoundingBox* const parent) override;
-private:
-    void setRotScaleAfterTargetChange(
-                BoundingBox* const oldTarget,
-                BoundingBox* const newTarget) override;
-
-
-    qsptr<QPointFAnimator> mPosInfluence;
-    qsptr<QPointFAnimator> mScaleInfluence;
-    qsptr<QrealAnimator> mRotInfluence;
 };
 
-#endif // FOLLOWOBJECTRELATIVETRANSFORMEFFECT_H
+#endif // FOLLOWOBJECTRELATIVEEFFECT_H

src/core/TransformEffects/followobjecttransformeffect.cpp

@@ -1,137 +0,0 @@
-// enve - 2D animations software
-// Copyright (C) 2016-2020 Maurycy Liebner
-
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU General Public License for more details.
-
-// You should have received a copy of the GNU General Public License
-// along with this program.  If not, see <http://www.gnu.org/licenses/>.
-
-#include "followobjecttransformeffect.h"
-
-#include "Boxes/boundingbox.h"
-#include "Animators/transformanimator.h"
-#include "Animators/qrealanimator.h"
-
-FollowObjectTransformEffect::FollowObjectTransformEffect() :
-    TargetTransformEffect("follow object", TransformEffectType::followObject) {
-    mPosInfluence = enve::make_shared<QPointFAnimator>(
-                        QPointF{1., 1.}, QPointF{-10., -10.},
-                        QPointF{10., 10.}, QPointF{0.01, 0.01},
-                        "pos influence");
-    mScaleInfluence = enve::make_shared<QPointFAnimator>(
-                        QPointF{1., 1.}, QPointF{-10., -10.},
-                        QPointF{10., 10.}, QPointF{0.01, 0.01},
-                        "scale influence");
-    mRotInfluence = enve::make_shared<QrealAnimator>(
-                        1, -10, 10, 0.01, "rot influence");
-
-    ca_addChild(mPosInfluence);
-    ca_addChild(mScaleInfluence);
-    ca_addChild(mRotInfluence);
-}
-
-void FollowObjectTransformEffect::setRotScaleAfterTargetChange(
-        BoundingBox* const oldTarget, BoundingBox* const newTarget) {
-    const auto parent = getFirstAncestor<BoundingBox>();
-    if(!parent) return;
-
-    const qreal scaleXInfl = mScaleInfluence->getEffectiveXValue();
-    const qreal scaleYInfl = mScaleInfluence->getEffectiveYValue();
-    const qreal rotInfl = mRotInfluence->getEffectiveValue();
-
-    qreal rot = 0.;
-    qreal scaleX = 1.;
-    qreal scaleY = 1.;
-    if(oldTarget) {
-        const auto trans = oldTarget->getTransformAnimator();
-        const auto rotAnim = trans->getRotAnimator();
-        const auto scaleAnim = trans->getScaleAnimator();
-
-        rot += rotAnim->getEffectiveValue()*rotInfl;
-        scaleX *= 1 + (scaleAnim->getEffectiveXValue() - 1)*scaleXInfl;
-        scaleY *= 1 + (scaleAnim->getEffectiveYValue() - 1)*scaleYInfl;
-    }
-
-    if(newTarget) {
-        const auto trans = newTarget->getTransformAnimator();
-        const auto rotAnim = trans->getRotAnimator();
-        const auto scaleAnim = trans->getScaleAnimator();
-
-        rot -= rotAnim->getEffectiveValue()*rotInfl;
-        const qreal scaleXDiv = 1 + (scaleAnim->getEffectiveXValue() - 1)*scaleXInfl;
-        const qreal scaleYDiv = 1 + (scaleAnim->getEffectiveYValue() - 1)*scaleYInfl;
-        if(!isZero4Dec(scaleXDiv)) {
-            scaleX /= scaleXDiv;
-        }
-
-        if(!isZero4Dec(scaleYDiv)) {
-            scaleY /= scaleYDiv;
-        }
-    }
-
-    parent->startRotTransform();
-    parent->rotateBy(rot);
-
-    parent->startScaleTransform();
-    parent->scale(scaleX, scaleY);
-}
-
-void FollowObjectTransformEffect::applyEffect(
-        const qreal relFrame,
-        qreal& pivotX, qreal& pivotY,
-        qreal& posX, qreal& posY,
-        qreal& rot,
-        qreal& scaleX, qreal& scaleY,
-        qreal& shearX, qreal& shearY,
-        BoundingBox* const parent) {
-    Q_UNUSED(pivotX);
-    Q_UNUSED(pivotY);
-    Q_UNUSED(shearX);
-    Q_UNUSED(shearY);
-
-    if(!isVisible()) return;
-
-    if(!parent) return;
-    const auto target = targetProperty()->getTarget();
-    if(!target) return;
-    const auto targetTransformAnimator = target->getTransformAnimator();
-
-    const qreal absFrame = prp_relFrameToAbsFrameF(relFrame);
-    const qreal targetRelFrame = target->prp_absFrameToRelFrameF(absFrame);
-
-    const auto parentTransform = parent->getInheritedTransformAtFrame(relFrame);
-    const auto targetTransform = target->getTotalTransformAtFrame(targetRelFrame);
-
-    const auto transform = targetTransform*parentTransform.inverted();
-    const auto relPivot = target->getPivotRelPos(targetRelFrame);
-    const auto p1 = relPivot*transform;
-
-    const auto rotAnim = targetTransformAnimator->getRotAnimator();
-    const qreal targetRot = rotAnim->getEffectiveValue(targetRelFrame);
-
-    const auto scaleAnim = targetTransformAnimator->getScaleAnimator();
-    const qreal xScale = scaleAnim->getEffectiveXValue(targetRelFrame);
-    const qreal yScale = scaleAnim->getEffectiveYValue(targetRelFrame);
-
-    const qreal posXInfl = mPosInfluence->getEffectiveXValue(relFrame);
-    const qreal posYInfl = mPosInfluence->getEffectiveYValue(relFrame);
-    const qreal scaleXInfl = mScaleInfluence->getEffectiveXValue(relFrame);
-    const qreal scaleYInfl = mScaleInfluence->getEffectiveYValue(relFrame);
-    const qreal rotInfl = mRotInfluence->getEffectiveValue(relFrame);
-
-    posX += p1.x()*posXInfl;
-    posY += p1.y()*posYInfl;
-
-    scaleX *= 1 + (xScale - 1)*scaleXInfl;
-    scaleY *= 1 + (yScale - 1)*scaleYInfl;
-
-    rot += targetRot*rotInfl;
-}

src/core/TransformEffects/followpatheffect.cpp

@@ -14,13 +14,13 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-#include "followpathtransformeffect.h"
+#include "followpatheffect.h"
 
 #include "Boxes/pathbox.h"
 #include "Animators/qrealanimator.h"
 #include "Animators/transformanimator.h"
 
-FollowPathTransformEffect::FollowPathTransformEffect() :
+FollowPathEffect::FollowPathEffect() :
     TargetTransformEffect("follow path", TransformEffectType::followPath) {
     targetProperty()->setValidator<PathBox>();
 
@@ -74,7 +74,7 @@ void calculateFollowRotPosChange(
     posYChange = p1.y();
 }
 
-void FollowPathTransformEffect::setRotScaleAfterTargetChange(
+void FollowPathEffect::setRotScaleAfterTargetChange(
         BoundingBox* const oldTarget, BoundingBox* const newTarget) {
     const bool rotate = mRotate->getValue();
     if(!rotate) return;
@@ -124,20 +124,21 @@ void FollowPathTransformEffect::setRotScaleAfterTargetChange(
     parent->rotateBy(rot);
 }
 
-void FollowPathTransformEffect::applyEffect(
-        const qreal relFrame,
+void FollowPathEffect::applyEffect(const qreal relFrame,
         qreal& pivotX, qreal& pivotY,
         qreal& posX, qreal& posY,
         qreal& rot,
         qreal& scaleX, qreal& scaleY,
         qreal& shearX, qreal& shearY,
+        QMatrix& postTransform,
         BoundingBox* const parent) {
-    Q_UNUSED(pivotX);
-    Q_UNUSED(pivotY);
-    Q_UNUSED(scaleX);
-    Q_UNUSED(scaleY);
-    Q_UNUSED(shearX);
-    Q_UNUSED(shearY);
+    Q_UNUSED(pivotX)
+    Q_UNUSED(pivotY)
+    Q_UNUSED(scaleX)
+    Q_UNUSED(scaleY)
+    Q_UNUSED(shearX)
+    Q_UNUSED(shearY)
+    Q_UNUSED(postTransform)
 
     if(!isVisible()) return;
 

src/core/TransformEffects/followpatheffect.h

@@ -14,16 +14,16 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-#ifndef FOLLOWPATHTRANSFORMEFFECT_H
-#define FOLLOWPATHTRANSFORMEFFECT_H
+#ifndef FOLLOWPATHEFFECT_H
+#define FOLLOWPATHEFFECT_H
 
 #include "targettransformeffect.h"
 
 #include "Properties/boolproperty.h"
 
-class FollowPathTransformEffect : public TargetTransformEffect {
+class FollowPathEffect : public TargetTransformEffect {
 public:
-    FollowPathTransformEffect();
+    FollowPathEffect();
 
     void applyEffect(const qreal relFrame,
                      qreal &pivotX, qreal &pivotY,
@@ -31,6 +31,7 @@ public:
                      qreal &rot,
                      qreal &scaleX, qreal &scaleY,
                      qreal &shearX, qreal &shearY,
+                     QMatrix& postTransform,
                      BoundingBox* const parent) override;
 private:
     void setRotScaleAfterTargetChange(
@@ -44,4 +45,4 @@ private:
 };
 
 
-#endif // FOLLOWPATHTRANSFORMEFFECT_H
+#endif // FOLLOWPATHEFFECT_H

src/core/TransformEffects/parenteffect.cpp

@@ -0,0 +1,55 @@
+// enve - 2D animations software
+// Copyright (C) 2016-2020 Maurycy Liebner
+
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+#include "parenteffect.h"
+
+#include "Boxes/boundingbox.h"
+#include "Animators/transformanimator.h"
+#include "Animators/qrealanimator.h"
+
+ParentEffect::ParentEffect() :
+    FollowObjectEffectBase("parent", TransformEffectType::parent) {}
+
+void ParentEffect::applyEffect(
+        const qreal relFrame,
+        qreal& pivotX, qreal& pivotY,
+        qreal& posX, qreal& posY,
+        qreal& rot,
+        qreal& scaleX, qreal& scaleY,
+        qreal& shearX, qreal& shearY,
+        QMatrix& postTransform,
+        BoundingBox* const parent) {
+    Q_UNUSED(pivotX)
+    Q_UNUSED(pivotY)
+    Q_UNUSED(posX)
+    Q_UNUSED(posY)
+    Q_UNUSED(rot)
+    Q_UNUSED(scaleX)
+    Q_UNUSED(scaleY)
+    Q_UNUSED(shearX)
+    Q_UNUSED(shearY)
+
+    if(!isVisible()) return;
+
+    if(!parent) return;
+    const auto target = targetProperty()->getTarget();
+    if(!target) return;
+    const qreal absFrame = prp_relFrameToAbsFrameF(relFrame);
+    const qreal targetRelFrame = target->prp_absFrameToRelFrameF(absFrame);
+
+    const auto targetTransAnim = target->getTransformAnimator();
+    postTransform = targetTransAnim->getRelativeTransformAtFrame(targetRelFrame);
+}

src/core/TransformEffects/parenteffect.h

@@ -0,0 +1,36 @@
+// enve - 2D animations software
+// Copyright (C) 2016-2020 Maurycy Liebner
+
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef PARENTEFFECT_H
+#define PARENTEFFECT_H
+
+#include "followobjecteffectbase.h"
+
+class ParentEffect : public FollowObjectEffectBase {
+public:
+    ParentEffect();
+
+    void applyEffect(const qreal relFrame,
+                     qreal &pivotX, qreal &pivotY,
+                     qreal &posX, qreal &posY,
+                     qreal &rot,
+                     qreal &scaleX, qreal &scaleY,
+                     qreal &shearX, qreal &shearY,
+                     QMatrix& postTransform,
+                     BoundingBox* const parent) override;
+};
+
+#endif // PARENTEFFECT_H

src/core/TransformEffects/trackeffect.cpp

@@ -14,13 +14,13 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-#include "tracktransformeffect.h"
+#include "trackeffect.h"
 
 #include "Boxes/boundingbox.h"
 #include "Animators/qrealanimator.h"
 #include "Animators/transformanimator.h"
 
-TrackTransformEffect::TrackTransformEffect() :
+TrackEffect::TrackEffect() :
     TargetTransformEffect("track", TransformEffectType::track) {
     mInfluence = enve::make_shared<QrealAnimator>(1, -1, 1, 0.01, "influence");
 
@@ -36,7 +36,7 @@ qreal calculateTrackAngle(const QPointF& parentPos,
     return trackAngle;
 }
 
-void TrackTransformEffect::setRotScaleAfterTargetChange(
+void TrackEffect::setRotScaleAfterTargetChange(
         BoundingBox* const oldTarget, BoundingBox* const newTarget) {
     const auto parent = getFirstAncestor<BoundingBox>();
     if(!parent) return;
@@ -64,22 +64,24 @@ void TrackTransformEffect::setRotScaleAfterTargetChange(
     parent->rotateBy(rot);
 }
 
-void TrackTransformEffect::applyEffect(
+void TrackEffect::applyEffect(
         const qreal relFrame,
         qreal& pivotX, qreal& pivotY,
         qreal& posX, qreal& posY,
         qreal& rot,
         qreal& scaleX, qreal& scaleY,
         qreal& shearX, qreal& shearY,
+        QMatrix& postTransform,
         BoundingBox* const parent) {
-    Q_UNUSED(pivotX);
-    Q_UNUSED(pivotY);
-    Q_UNUSED(posX);
-    Q_UNUSED(posY);
-    Q_UNUSED(scaleX);
-    Q_UNUSED(scaleY);
-    Q_UNUSED(shearX);
-    Q_UNUSED(shearY);
+    Q_UNUSED(pivotX)
+    Q_UNUSED(pivotY)
+    Q_UNUSED(posX)
+    Q_UNUSED(posY)
+    Q_UNUSED(scaleX)
+    Q_UNUSED(scaleY)
+    Q_UNUSED(shearX)
+    Q_UNUSED(shearY)
+    Q_UNUSED(postTransform)
 
     if(!isVisible()) return;
 

src/core/TransformEffects/trackeffect.h

@@ -14,14 +14,14 @@
 // You should have received a copy of the GNU General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-#ifndef TRACKTRANSFORMEFFECT_H
-#define TRACKTRANSFORMEFFECT_H
+#ifndef TRACKEFFECT_H
+#define TRACKEFFECT_H
 
 #include "targettransformeffect.h"
 
-class TrackTransformEffect : public TargetTransformEffect {
+class TrackEffect : public TargetTransformEffect {
 public:
-    TrackTransformEffect();
+    TrackEffect();
 
     void applyEffect(const qreal relFrame,
                      qreal &pivotX, qreal &pivotY,
@@ -29,6 +29,7 @@ public:
                      qreal &rot,
                      qreal &scaleX, qreal &scaleY,
                      qreal &shearX, qreal &shearY,
+                     QMatrix& postTransform,
                      BoundingBox* const parent) override;
 private:
     void setRotScaleAfterTargetChange(
@@ -38,4 +39,4 @@ private:
     qsptr<QrealAnimator> mInfluence;
 };
 
-#endif // TRACKTRANSFORMEFFECT_H
+#endif // TRACKEFFECT_H

src/core/TransformEffects/transformeffect.h

@@ -20,7 +20,9 @@
 #include "Animators/eeffect.h"
 
 enum class TransformEffectType {
-    track, followPath, followObject, followObjectRelative
+    track, followPath,
+    followObject, followObjectRelative,
+    parent
 };
 
 class TransformEffect : public eEffect {
@@ -36,6 +38,7 @@ public:
                              qreal& rot,
                              qreal& scaleX, qreal& scaleY,
                              qreal& shearX, qreal& shearY,
+                             QMatrix& postTransform,
                              BoundingBox* const parent) = 0;
 
     void prp_setupTreeViewMenu(PropertyMenu * const menu);

src/core/TransformEffects/transformeffectcollection.cpp

@@ -17,10 +17,11 @@
 #include "transformeffectcollection.h"
 #include "ReadWrite/evformat.h"
 
-#include "tracktransformeffect.h"
-#include "followpathtransformeffect.h"
-#include "followobjecttransformeffect.h"
-#include "followobjectrelativetransformeffect.h"
+#include "trackeffect.h"
+#include "followpatheffect.h"
+#include "followobjecteffect.h"
+#include "followobjectrelativeeffect.h"
+#include "parenteffect.h"
 
 TransformEffectCollection::TransformEffectCollection() :
     TransformEffectCollectionBase("transform effects") {}
@@ -31,31 +32,38 @@ void TransformEffectCollection::prp_setupTreeViewMenu(PropertyMenu * const menu)
     {
         const PropertyMenu::PlainSelectedOp<TransformEffectCollection> aOp =
         [](TransformEffectCollection * coll) {
-            coll->addChild(enve::make_shared<TrackTransformEffect>());
+            coll->addChild(enve::make_shared<TrackEffect>());
         };
         menu->addPlainAction("Add Track Effect", aOp);
     }
     {
         const PropertyMenu::PlainSelectedOp<TransformEffectCollection> aOp =
         [](TransformEffectCollection * coll) {
-            coll->addChild(enve::make_shared<FollowPathTransformEffect>());
+            coll->addChild(enve::make_shared<FollowPathEffect>());
         };
         menu->addPlainAction("Add Follow Path Effect", aOp);
     }
     {
         const PropertyMenu::PlainSelectedOp<TransformEffectCollection> aOp =
         [](TransformEffectCollection * coll) {
-            coll->addChild(enve::make_shared<FollowObjectTransformEffect>());
+            coll->addChild(enve::make_shared<FollowObjectEffect>());
         };
         menu->addPlainAction("Add Follow Object Effect", aOp);
     }
     {
         const PropertyMenu::PlainSelectedOp<TransformEffectCollection> aOp =
         [](TransformEffectCollection * coll) {
-            coll->addChild(enve::make_shared<FollowObjectRelativeTransformEffect>());
+            coll->addChild(enve::make_shared<FollowObjectRelativeEffect>());
         };
         menu->addPlainAction("Add Follow Object Relative Effect", aOp);
     }
+    {
+        const PropertyMenu::PlainSelectedOp<TransformEffectCollection> aOp =
+        [](TransformEffectCollection * coll) {
+            coll->addChild(enve::make_shared<ParentEffect>());
+        };
+        menu->addPlainAction("Add Parent Effect", aOp);
+    }
     menu->addSeparator();
     TransformEffectCollection::prp_setupTreeViewMenu(menu);
 }
@@ -81,6 +89,7 @@ void TransformEffectCollection::applyEffects(
         qreal& rot,
         qreal& scaleX, qreal& scaleY,
         qreal& shearX, qreal& shearY,
+        QMatrix& postTransform,
         BoundingBox* const parent) const {
     const int iMax = ca_getNumberOfChildren();
     for(int i = 0; i < iMax; i++) {
@@ -92,6 +101,7 @@ void TransformEffectCollection::applyEffects(
                             rot,
                             scaleX, scaleY,
                             shearX, shearY,
+                            postTransform,
                             parent);
     }
 }
@@ -100,13 +110,15 @@ qsptr<TransformEffect> createTransformEffectForType(
         const TransformEffectType type) {
     switch(type) {
         case(TransformEffectType::track):
-            return enve::make_shared<TrackTransformEffect>();
+            return enve::make_shared<TrackEffect>();
         case(TransformEffectType::followPath):
-            return enve::make_shared<FollowPathTransformEffect>();
+            return enve::make_shared<FollowPathEffect>();
         case(TransformEffectType::followObject):
-            return enve::make_shared<FollowObjectTransformEffect>();
+            return enve::make_shared<FollowObjectEffect>();
         case(TransformEffectType::followObjectRelative):
-            return enve::make_shared<FollowObjectRelativeTransformEffect>();
+            return enve::make_shared<FollowObjectRelativeEffect>();
+        case(TransformEffectType::parent):
+            return enve::make_shared<ParentEffect>();
         default: RuntimeThrow("Invalid transform effect type '" +
                               QString::number(int(type)) + "'");
     }

src/core/TransformEffects/transformeffectcollection.h

@@ -58,6 +58,7 @@ public:
                       qreal& rot,
                       qreal& scaleX, qreal& scaleY,
                       qreal& shearX, qreal& shearY,
+                      QMatrix& postTransform,
                       BoundingBox* const parent) const;
 };
 

src/core/core.pro

@@ -244,11 +244,13 @@ SOURCES += \
     Timeline/animationrect.cpp \
     Timeline/durationrectangle.cpp \
     Timeline/fixedlenanimationrect.cpp \
-    TransformEffects/followobjectrelativetransformeffect.cpp \
-    TransformEffects/followobjecttransformeffect.cpp \
-    TransformEffects/followpathtransformeffect.cpp \
+    TransformEffects/followobjecteffect.cpp \
+    TransformEffects/followobjecteffectbase.cpp \
+    TransformEffects/followobjectrelativeeffect.cpp \
+    TransformEffects/followpatheffect.cpp \
+    TransformEffects/parenteffect.cpp \
     TransformEffects/targettransformeffect.cpp \
-    TransformEffects/tracktransformeffect.cpp \
+    TransformEffects/trackeffect.cpp \
     TransformEffects/transformeffect.cpp \
     TransformEffects/transformeffectcollection.cpp \
     XML/xevexporter.cpp \
@@ -584,11 +586,13 @@ HEADERS += \
     Timeline/animationrect.h \
     Timeline/durationrectangle.h \
     Timeline/fixedlenanimationrect.h \
-    TransformEffects/followobjectrelativetransformeffect.h \
-    TransformEffects/followobjecttransformeffect.h \
-    TransformEffects/followpathtransformeffect.h \
+    TransformEffects/followobjecteffect.h \
+    TransformEffects/followobjecteffectbase.h \
+    TransformEffects/followobjectrelativeeffect.h \
+    TransformEffects/followpatheffect.h \
+    TransformEffects/parenteffect.h \
     TransformEffects/targettransformeffect.h \
-    TransformEffects/tracktransformeffect.h \
+    TransformEffects/trackeffect.h \
     TransformEffects/transformeffect.h \
     TransformEffects/transformeffectcollection.h \
     XML/runtimewriteid.h \